Now we define a method for opening a connection with the relation database and returns a SQL connection object depending on the connection string that is passed as a parameter of the Sql Connection class constructor.Delete a Record We can delete a record from the database table by clicking on the delete button that is in the Delete column of the Grid View.
' Assumes that connection is a valid Sql Connection object. Dim cust Adapter As Sql Data Adapter = New Sql Data Adapter( _ "SELECT Customer ID, Company Name FROM Customers", connection) ' Add handlers. Row Updating, New Sql Row Updating Event Handler( _ Address Of On Row Updating) Add Handler cust Adapter. Row Updating, _ New Sql Row Updating Event Handler(Address Of On Row Updating) Remove Handler cust Adapter. On Row Updating is fired when the 'Edit' button is clicked. Is the data bound to the gridview, your gridview markup doesn't say that it is bound to Category Name. In the Row Updating event handler, it fetches the Category Name data to which the textbox is bound to. Try something the gridview is bound to in your case Product [email protected] Vijay : I agree that its bad idea to enable any Id to be editable, but before going to my module i just create one table containing Prod ID and prod Name. Fill(data Set, "This Table") Private Shared Sub Fill Error(sender As Object, _ args As Fill Error Event Args) If args.
Row Updated = new Sql Row Updated Event Handler(On Row Updated); // Set Data Adapter command properties, fill Data Set, modify Data Set. Fill Error, New Fill Error Event Handler( _ Address Of Fill Error) Dim data Set As Data Set = New Data Set adapter. ' Add a row to table using the values from the first two columns. The reduction in the number of round trips to the server typically results in significant performance gains. Setting the to 0 will cause the Data Adapter to use the largest batch size that the server can handle. Use the Row Count property to return the number of rows processed before calling the Copy To Rows method. If the row had been modified, it called the appropriate , depending on the value of the Row State property for that row. Delete Command = New Sql Command( _ "DELETE FROM Production. The Copy To Rows method of the Row Updated Event Args class allows you to access the processed rows by copying references to the rows into an array.Here Mudassar Ahmed Khan has explained with an example, how to access complex nested JSON objects in Angular JS.Complex nested JSON objects comprises of a JSON object array and each object of the JSON array consisting of another child JSON object array.Note: Instead of using Text Box in normal mode use Labels.